Home / 8,897,338.20-12,278,234.70-4,977,043.32

Finding the Fourth Proportional to 8,897,338.20, 12,278,234.70 and 4,977,043.32

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Solution

The fourth proportional to 8,897,338.20, 12,278,234.70 and 4,977,043.32 is: 6,868,268.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,897,338.20 : 12,278,234.70 = 4,977,043.32 : x
  2. Step 2: Convert to fraction form
    8,897,338.20/12,278,234.70 = 4,977,043.32/x
  3. Step 3: Cross multiply
    8,897,338.20x = 12,278,234.70 × 4,977,043.32
  4. Step 4: Simplify right side
    8,897,338.20x = 61,109,305,995,027.20
  5. Step 5: Solve for x
    x = 61,109,305,995,027.20/8,897,338.20
  6. Step 6: Final answer
    x = 6,868,268.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.